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Celebrating the 50th anniversary of Woodstock, the three-day concert at a farm in New York that marked the end of one of the most turbulent decades in American history.

Finds include a Michelin Bibendum ad figure, a World War I surgical kit and a 19th century southern basket.

A traveling puppet show circa 1870; Yakama toy cradle and doll circa 1890; a 1993 Air Jordan sneaker display.

A 1982 George Condo drawing; a folk-art spool table circa 1900; a Guido Gambone vase circa 1960.

Modified seated sun salutations; stretches to open the hips and release tension in the spine; a standing sequence links breath with movement.

Loosening the knees; strengthening the thighs; stretching the hamstrings.

A miniaturized Chris gets stuck to a bee.

The Hunters search for a way to monitor the weather after they lose power during a thunderstorm.

Lyla, Luke and Everett look for buried car keys at the beach; Lyla and Everett write a Super Stu comic.

Lotta is frustrated learning a new dance, but realizes it is ok to experience music in her own way; Sheldon worries about telling Carl that he doesn't want to play pirates anymore.

Prince Tuesday visits the school in his crossing guard uniform and helps the children practice safety rules; Daniel and Katerina drift too far from Mom while playing at the beach.

Phoebe and Jay use Miss Jean's field guide to identify their new butterfly friend; Phoebe gets courage to perform at the talent show.

Cookie Monster uses his new Cookie Cart to bake for his friends; Grover tries magic to entertain his friends.

Zeke is troubled when he goes to the Creation Station for a sleepover and the bedtime routine is nothing like his own; the Wombats navigate a network of tunnels beneath the Treeborhood.

Donkey and Panda camp out to see the Bright Bugs; Panda feels tired of his purple things, so Donkey helps him take a break.

Rosie turns into a Super Kid for her nighttime job; Rosie helps out with the play at the community theater.

Olive's sneeze startles the kids when they are playing in the forest, prompting Elinor to learn about what causes sneezes in the first place; Ari wants to wear his lucky shirt for the big soccer game, but it is much too small for him.

Confronting threats head-on.

A 1775 Almanac; a 1920s media exercise guru; whether NASA may have transported Andy Warhol's art to the moon.

Author and Pulitzer Prize-winning historian Edda Fields-Black, Ph.D., discusses "COMBEE: Harriet Tubman, the Combahee River Raid, and Black Freedom During the Civil War," exploring resistance and community networks that shaped a region.

From pho and coffee to banh mi and pastry, exploring how Vietnamese cooking took root in France through colonial history and continued resettlement, and how Vietnamese flavors reshaped Parisian taste.

An alpine meadow with a snow-capped mountain.

CO2 emissions and the U.N. goals to reduce them, alternative low-carbon fuels and challenges to adopt them; with Margaret Doyle, director of Transparensea Fuels and Anna Silva, manager of Cruise Ops at the Port Everglades Terminal.

Alma has to learn how to make rules that are fair for everyone when she is elected mayor of Cardboard City; Alma and Junior learn that little acts of kindness make a big difference.

When villain Confetti Betty strikes the Odd Squad headquarters in the Arctic, the Mobile Unit return to help; as they attempt to crack the villain's pattern, they must teach the agents how to solve cases for themselves.

Molly and her family's berry-picking adventure is cut short by pesky mosquitoes; Molly wants to visit her cousin who is harvesting herring eggs.

Grace Hopper shows Xavier that he will never know if he can build his robot differently than everyone else unless he tries; Itzhak Perlman shows Xavier that he can learn music his own way.

Arthur learns how his family can work together to save money; Tommy and Timmy want to repay D.W. for saving them from a fall.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

David Attenborough explores London's Natural History Museum and meets creatures from the past, brought to life by CGI, including a giant eagle and colossal snake.

Paleontologists discover that dinosaurs thrived in unlikely places such as the cold and dark Arctic Circle.

Human skeletal remains found in the basement of Ben Franklin's British residence may have been used for science.

News analysis of issues and policy affecting the U.S.

News. Reporting on the day's international news from London and from BBC correspondents around the world.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.